12/12 From Seed: A Different Way To Grow

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12/12 From Seed: A Different Way To Grow

Postby redvox on Tue Jul 27, 2010 11:19 am

This thread is devoted to an excellent method of growing our favorite plant. “12/12 From Seed” is a proven way to grow pot, and produces yields up to 1 gram of dried bud per 1 watt of electricity consumed (eg: a 400 watt HPS light is able to produce a harvest of 400 grams). It is a very good choice for growers who have a limited amount of space to set up their gardens. The cannabis grown this way is potent, sticky, and yes…stinky. Most pot plants suffer no ill effects from being grown under this light regimen.

Typically, in traditional method, the cannabis cultivator will start their plants with a lighting regimen that provides anywhere from 18 to 24 hours of light a day, called the ‘vegetation’ phase, to make the plant grow as large as possible, increasing the amount of ‘budding sites’ on the plant. Once the plant has grown large, it is forced into flowering by switching the lighting regimen to 12 hours on/12 hours off. This results in plants that produce copious yields, but take up considerable space.

“12/12 From Seed” eliminates the vegetation phase. As soon as the seed sprouts through the surface it is given a light regimen of 12 hours on/12 hours off. Plants grown this way do not grow as tall as they would if given a vegetation phase. The shape of the plants is also different, losing much of their natural ‘bush’ quality. Our plants tend to be shaped like a “pole,” with the main bud formation happening along the main stem of the plant. This allows the grower to fit more plants per square foot/meter. It also makes possible gardens in spaces that growing larger, bush-like plants would be impossible. The shorter height of these plants also works in concert with the limited penetration distance that exists with any/all forms of indoor lighting.

Other than the difference in the lighting regimen, growing cannabis using this method is the same as the more traditional way. You still need to learn about the other important factors in growing a healthy garden, such as; proper nutrient levels; maintaining the correct PH level; controlling temperature, humidity, and odor; and providing ventilation. Because we are starting from seed, most of us use soil as our medium, although other mediums may be used. Other than that, all other personal choices to control the environment is the same as growing any other way.

This method does have its critics. Most of these critics have never tried to grow this way, they are just passing along commonly held mis-information without having actual experience. The main criticism is that the yields gotten from this method are miniscule and not worth the time involved. We challenge that, with the experience of a grower called “Atmosphere” who gets 1 gram of dried bud for each watt of electricity used (that would be a harvest of 8 ounces from a 250 watt HPS light!). “Atmosphere” had a thread back on Overgrow, which is where many of us first encountered this method, and he is held in high regard among folks who grow this way. He visits this thread and provides solid information based on years of experience.

Some critics claim that the amount of the main cannabinoid, THC, produced by plants grown this way is less than plants that are allowed to mature with a vegetation phase. This opinion is based on a study done many years ago, well before modern gardening techniques took hold, and almost certainly did not test any plants that were grown using this lighting regimen. New tests must be done, that’s all there is to it. More importantly, the empirical evidence from those who have grown this way, and the experience of their friends who have smoked these plants, is that this cannabis is just as potent as any they have ever smoked (strain variety taken into account, of course). If there is any difference in THC percentages, it is minute, and not noticeable to the cannabis consumer.

So pull up a chair, and watch what we do. Keep an open mind, and observe our results. Try growing some of your own crops with this method and then make up your mind as to whether there is some mighty fine ganja to be grown this way.

I think this is so cool, now there is a new way for us "Micro Growers" to grow some bud in small spaces, and save on energy and time. The end product looks like a miniature little bud tree, with a decent amount of buds on it. Nothing is taken away from the taste or smell or potency for that matter.

Here is a link to a grow post of 12/12 from seed, check it out, these plant's turned out not so small.... :amazed:
http://www.rollitup.org/grow-journals/50395-grow-journal-5-12-12-a.html

If anyone has tried this method please reply and tell us how you found the method to work and if you would suggest it.

Awe

REDVOX
Last edited by redvox on Tue Jul 27, 2010 12:03 pm, edited 1 time in total.
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Re: 12/12 From Seed: A Different Way To Grow

Postby Cerberus on Tue Jul 27, 2010 11:51 am

Heya REDVOX! thanks for the post! I like the idea!

I read somewhere that there are two factors that cause the plants to flower; one is change in photo period, the other hormonal... hehe
Is that true?
If so, is it not possible that the plant will ignore the 12/12 until it is mature enough to begin flowering?

Something else that puzzles me: today the sun will shine for about 11 hours (Sunrise/set: 06:49/17:38), I am sure that by the summer solstice the sun will shine for a little over 13 hours meaning that if you plant outside in JHB you plants will get, more or less, a 12/12 photo period...
Now I understand that the photo period changes throughout the year triggering the flowering stage, but in our growroom the photo period remains constant...

I cannot articulate my question exactly because I do not understand enough yet, but I hope that you can figure out what I mean.

Educate me please!

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Cerberus's 1st grow - indoors bagseed http://forum.weed.co.za/viewtopic.php?f=17&t=2488
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Re: 12/12 From Seed: A Different Way To Grow

Postby redvox on Tue Jul 27, 2010 12:10 pm

Hay man, that is similar to what I understand myself. The plant ignores the 12/12 setting from the beginning, till about 3-4 weeks then switches over automatically to flowering. So there is a vegetative stage even if you run it 12/12 cycle the whole time.

I am going to try this in a grow that I'm starting in about a month's time maybe less. I putt a link on the first post of someone that did it already, and by the looks of it the buds and quantity are massive. He also takes clones from the flowering plant and they show roots from between 10-20 days, some with buds and pistils still on them.

I hope this helps. :respect:
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Re: 12/12 From Seed: A Different Way To Grow

Postby Cerberus on Tue Jul 27, 2010 12:18 pm

Shweet RV!
I have ten seedlings planted on the 02/07 that I am going to switch tonight! Ill be upgrading their soil this weekend (hopefully), hopefully they will be used to the 12/12 photo period by the time they are transplanted.

Stop by my growlog, if you have the time/inclination, there's a link in my sig.
Later!
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Re: 12/12 From Seed: A Different Way To Grow

Postby redvox on Tue Jul 27, 2010 1:11 pm

Sweet brother will do so. I hope it works well, you will have to keep us posted on this subject, because I think it's a time saver.
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Re: 12/12 From Seed: A Different Way To Grow

Postby Gruff on Tue Jul 27, 2010 9:44 pm

Nice one redvox!

I'm sure there are some who will have strong opinions on this subject.
I suppose the vegitative stage is then brought to an absolute minimum here, so when the plant is ready and it is most efficient it will switch to flowering stage. Sounds like a decent idea if you are a grower short on space, time, energy & patience.
Like redvox has said, perhaps the THC content is negligibly affected. Only your yeild is less but it would make sense that an otherwise healthy plant well cared for will yeild just as potent buds.

I think the more experienced growers would probably benefit from this strategy unless ur feeling courageous and decide to try it on a portion of your crop. I for one will def try this strategy out a bit later when I have a bit more skill and my fingers show a little green in them. At the moment tho I'm still a noob grower & my fingers are decidedly brown :sad:
Good luck Cerberus hope you grow some dank fattis!
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Re: 12/12 From Seed: A Different Way To Grow

Postby oldbootzz on Tue Jul 27, 2010 10:26 pm

did 12/12 from seed a lot when i first started growing africans indoors, even then they outgrew their space confinements. i wouldnt do this with indica strains, you end up with only 1 joint worth of weed after 8 weeks of waiting...
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Re: 12/12 From Seed: A Different Way To Grow

Postby oldbootzz on Tue Jul 27, 2010 10:27 pm

bigger pots is good for this technique, gets yield a bit bigger, and sog style grow with no LST or topping will get best results.
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Re: 12/12 From Seed: A Different Way To Grow

Postby Gruff on Tue Jul 27, 2010 11:28 pm

Really? wow I woul've thought the opposite oldbobtzz. I would have thought African strains would need more light since they originate in sunnier climes and indicas less. but this is the opposite. huh. verrrry interresstingg! 12/12 gets my vote then.
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Re: 12/12 From Seed: A Different Way To Grow

Postby redvox on Wed Jul 28, 2010 8:49 am

Very interesting guys, thanx for the comments so far. True facts coming from oldbootzz, I saw some guy's grow guide where he had a Indica strain and a Sativa strain, growing next to each other on 12/12.

The Sativa exploded and didn't keep to the Growbox's size constraints, but the Indica looked like a little replica of a monster bud tree. Like it was shrunked by that machine in "Hunny I shrunk the kids", all the right proportions and everything.

So I think genetics and strain also play a big part in this type of light setup, so if I had a small growbox I would definitely get myself a Indica strain to grow.
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Re: 12/12 From Seed: A Different Way To Grow

Postby oldbootzz on Wed Jul 28, 2010 9:38 am

sativa dominant hybrids are going to be best for this. you need the stretch and sativa characteristics of growing while in flower. sativa's also usually root nicely while in flower where indica's stop root and stem production and focus on buds.
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Re: 12/12 From Seed: A Different Way To Grow

Postby redvox on Wed Jul 28, 2010 9:44 am

Nicely put. So the sativa's can also be cloned even if they are, say a week into flowering. And come back strong as they will develop new roots, it might just take them a little longer.
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Re: 12/12 From Seed: A Different Way To Grow

Postby oldbootzz on Wed Jul 28, 2010 12:10 pm

yup, although 1 week into floewring you will get most things to root.
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Re: 12/12 From Seed: A Different Way To Grow

Postby redvox on Wed Jul 28, 2010 12:26 pm

Nice, thanx for the advice :respect:
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Re: 12/12 From Seed: A Different Way To Grow

Postby Gruff on Wed Jul 28, 2010 10:46 pm

I was thinking about this 12/12 from seedling stg again. Would the plant not be stressed to some degree? If so could this not possibly prolong the time it takes to reach flowering stage?

I wonder tho, oldbootzz; have you had any problems with funny growth or sexing issues with your various 12/12 grows?

I think its probably worth it for the grower who is prepared & understands the implications on his chosen strain. Otherwise you might end up with random or undesired poor results. like olbbootz said its best that no extra stress is handed down from the grower.(lst, toppping etc) But its a worthwhile idea no doubt, something i will give a shot @ in the future.
When such as I cast out remorse
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Everything we look upon is blest.

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Re: 12/12 From Seed: A Different Way To Grow

Postby redvox on Thu Jul 29, 2010 8:13 am

Hay Gruff, I added a grow thread to my original post, the grower show's different strains, some bag seed and others I think seeds from nirvana, not sure. Any how the grow to different height's mostly the sativa's. But if you look at his harvest or the bud size you wouldn't think he is running 12/12, they still have some sort of a Veg period. The plant just does it when he feels ready for it.

If anyone has had a different view on this please comment on it, pleeeeeezzzz! :ireee:
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Re: 12/12 From Seed: A Different Way To Grow

Postby oldbootzz on Thu Jul 29, 2010 8:45 am

yea pretty much, the plants go through their "seedling stag" where they look like they are in vegitative state. then as they mature to adulthood they go into flowering. with such a small plant its best to let it focus its energy on one dominant cola instead of multiple bud sites. thats why i say dont top or lst.
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Re: 12/12 From Seed: A Different Way To Grow

Postby redvox on Thu Jul 29, 2010 5:03 pm

I understand what you are saying oldbootzz, but what if you see your sativa is growing like mad in 2-3 weeks, could you still LST it. I would only surely have an answer when I grow 2 plants both on 12/12, but LST and top only one of them, and see the end result. Compare the bud size and weight, to check. I am up for the challenge but my grow cab is far from ready lol.
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Re: 12/12 From Seed: A Different Way To Grow

Postby Patgeo on Fri Jul 30, 2010 12:12 pm

There was this guy on ICmag who grows clones 12/12 and they finish at about half a meter. He grows in 400ml containers and gets i think 9grams a plant. They finish in the regular time, he uses i think 5 or 8cm clones to flower.

I'm currently finishing my cab to run this kind of set up. Cool to see other growers doing the micro thing bigjoint:
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Re: 12/12 From Seed: A Different Way To Grow

Postby Patgeo on Fri Jul 30, 2010 12:16 pm

Oh yeah, he uses clones as growing from seed leaves you with a fairly long stem. So flowering from tiny clones leaves you with a much shorter stem.
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Re: 12/12 From Seed: A Different Way To Grow

Postby redvox on Mon Aug 02, 2010 8:30 am

Thanx Patgeo, nice info on the 12/12 clones. I saw the same thing happen to another growers long stems from seed. But in the end they filled up the cab nice.
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